C++ (Cpp) IFile_Open Examples

Example #1

File: patcher.c Project: BruceyFam/Luma3DS

static int fileOpen(IFile *file, FS_ArchiveID archiveId, const char *path, int flags)
{
    FS_Path filePath = {PATH_ASCII, strnlen(path, PATH_MAX) + 1, path},
            archivePath = {PATH_EMPTY, 1, (u8 *)""};

    return IFile_Open(file, archiveId, archivePath, filePath, flags);
}

Example #2

File: downfiles.c Project: Chibiyima/Spider3DSTools

Result inline downloadPageToSDCard(httpcContext* context, const short* filename, u32 size)
{
    Result ret = 0;
    u32 pos = 0, sz = 0;

    IFile_Open(FILE_LOC, filename, FILE_W);
    *((int *)FILE_LOC + 1) = 0;
    svcSleepThread(0x400000LL);

    while(pos < size)
    {
        sz = size - pos;

        sz = sz > BUF_LEN ? BUF_LEN : sz;

        ret = httpcReceiveData(context, BUF_LOC, sz);

        if(ret == HTTPC_RESULTCODE_DOWNLOADPENDING)
        {
            ret = httpcGetDownloadSizeState(context, &pos, 0);
            if(ret)
                return ret;
            goto filewrite;
        }
        else if(ret)
            return ret;
        else
        {
            pos += sz;
filewrite:  IFile_Write(FILE_LOC, WRITTEN_LOC, BUF_LOC, sz);
            svcSleepThread(0x400000LL);
        }

    }

    return 0;
}

Example #3

File: main.11.c Project: b1l1s/2xrsa

int __attribute__ ((section (".text.a11.entry"))) _main()
{
	svc_sleepThread(0x10000000);
	
	// Get framebuffer addresses
	uint32_t regs[10];
	
	regs[0] = 0xDEADBABE;
	regs[1] = 0xBABEDADA;

	//FIXME where do these reg addresses come from?
	_GSPGPU_ReadHWRegs(gspHandle, 0x400468, &regs[0+2], 8); // framebuffer 1 top left & framebuffer 2 top left
	_GSPGPU_ReadHWRegs(gspHandle, 0x400494, &regs[2+2], 8); // framebuffer 1 top right & framebuffer 2 top right
	_GSPGPU_ReadHWRegs(gspHandle, 0x400568, &regs[4+2], 8); // framebuffer 1 bottom & framebuffer 2 bottom
	_GSPGPU_ReadHWRegs(gspHandle, 0x400478, &regs[6+2], 4); // framebuffer select top
	_GSPGPU_ReadHWRegs(gspHandle, 0x400578, &regs[7+2], 4); // framebuffer select bottom
	
	//patch gsp event handler addr to kill gsp thread ASAP, PA 0x267CF418
	*((u32*)(0x003F8418+0x10+4*0x4))=0x002CA520; //svc 0x9 addr
	flashScreen();
	svc_sleepThread(0x10000000);

	// Read the main payload to 0x17F00000(0x23F00000 pa)
	u32* buffer = (work_buffer + 0x10000/sizeof(u32));

	IFILE file;
	unsigned int readBytes;
	_memset(&file, 0, sizeof(file));
	IFile_Open(&file, L"dmc:/arm9.bin", 1);
	
	const uint32_t block_size = 0x10000;
	for(u32 i = 0; i < 0x20000u; i += block_size)
	{
		IFile_Read(&file, &readBytes, (void*)buffer, block_size);
		GSPGPU_FlushDataCache(buffer, block_size);
		GX_SetTextureCopy(buffer, (void *)(0x17F00000 + i), block_size, 0, 0, 0, 0, 8);
		if(readBytes != block_size)
			break;
	}

	// Copy the magic to 0x18410000
	// Copy it twice to make it easier to find and avoid catching the wrong one
	buffer[0] = MAGIC_WORD;
	buffer[1] = MAGIC_WORD;
	
	if(regs[6+2])
	{
		buffer[2] = regs[0+2];
		buffer[3] = regs[2+2];
	}
	else
	{
		buffer[2] = regs[1+2];
		buffer[3] = regs[3+2];
	}
	
	if(regs[7+2])
		buffer[4] = regs[4+2];
	else
		buffer[4] = regs[5+2];

	// Grab access to PS
	Handle port;
	svc_connectToPort(&port, "srv:pm");
	
	srv_RegisterClient(&port);
	
	u32 proc = 0;
	svc_getProcessId(&proc, 0xFFFF8001);
	
	srvUnregisterProcess(&port, proc);
	
	srvRegisterProcess(&port, proc, 0x18, (const void*)&access_bin[0]);
	
	Handle ps_handle = 0;
	srv_getServiceHandle(&port, &ps_handle, "ps:ps");
	
	svc_sleepThread(0x10000000);

	// Perform the exploit
	Result res = PS_VerifyRsaSha256(&ps_handle);

	// We do not expect reaching here
	return 0;
}